#224747
Closest named color: Charcoal (#264653). oklch(37.1% 0.042 195.5), rgb(34, 71, 71).
Aa
White text reads best on this color (10.19:1).
About this color
#224747 is a dark, muted teal or cyan. In OKLCH its lightness is 37%, its chroma 0.042 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.023 away. White text reads best on it, at 10.19:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.06:1 |
| White text | 10.19:1 |
Values
| HEX | #224747 |
| RGB | rgb(34, 71, 71) |
| HSL | hsl(180, 35%, 21%) |
| OKLCH | oklch(37.1% 0.042 195.5) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #224747 | 10.19:1 | AAA | Lc -97.6 | Preferred for body text |
| Black text on #224747 | 2.06:1 | Fails | Lc 10.4 | Not readable |
| #224747 text on white | 10.19:1 | AAA | Lc 93.5 | Preferred for body text |
| #224747 text on black | 2.06:1 | Fails | Lc -9.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 900.
-
Step 50
50
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEC
oklch(93.6% 0.01 197)
-
Step 200
200
#CCDDDD
oklch(88.5% 0.018 196.8)
-
Step 300
300
#AAC7C7
oklch(80.8% 0.031 196.6)
-
Step 400
400
#7BABAB
oklch(70.7% 0.051 196.1)
-
Step 500
500
#579696
oklch(63.1% 0.065 195.6)
-
Step 600
600
#398080
oklch(55.5% 0.071 195.3)
-
Step 700
700
#2B6C6D
oklch(49% 0.065 196.6)
-
Step 800
800
#255858
oklch(42.6% 0.054 195.3)
-
Step 900
900 (this color)
#224747
oklch(37.1% 0.042 195.5)
-
Step 950
950
#162B2B
oklch(27.2% 0.027 195.7)
#224747 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #434447 | 0.044 |
| Deuteranopia (no green cones) | #3C3F47 | 0.041 |
| Tritanopia (no blue cones) | #0D4947 | 0.016 |
| Achromatopsia (no color) | #414141 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #224747
#224747
oklch(37.1% 0.042 195.5)
- #543738
#543738
oklch(37.1% 0.042 17)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #224747, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.023
- Dark Teal #014D4E ΔE 0.024
- Dark Slate Gray #2F4F4F ΔE 0.033
- Charcoal Grey #3C4142 ΔE 0.036
- Dark Grey Blue #29465B ΔE 0.038
- Dark Blue Green #005249 ΔE 0.038
- Onyx #343A40 ΔE 0.044
- Dark Blue Grey #1F3B4D ΔE 0.046
Use #224747 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.